Patent Assignment
Reel/Frame 004123/0554
Assignment of Assignors Interest.
Recorded: 1983-05-02
Pages: 2
Assignee
DOUBLE E COMPANY INC.
A CORP. OF MA, BROCKTON, MASSACHUSETTS
Covered Property
(1)
Core-Engager Retainer for an Expansible Shaft
Patent:
4,433,814 →
Application:
06/485,111 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.